Octagon Hollow Section Alloy Steel 4140 4130 42CrMo4 Octagonal Steel Tube
TORICH is a professional seamless Octagon hollow section tubes manufacturer of
Precision 4140 steel tubes ,which is equipped with 20 lines of pipe machine.Alloy Steel 4140 Octagonal steel tubes
is usually produced by seamless cold drawing or cold rolling .
Octagonal steel tube is usually based on technical standard GBT ASTM standard ect with material 1010,1020,1045,
42CrMo,4140,4130,42CrMo4,35CoMo,16Mn,St52,E355 ect.
Feature:
High precision
Good Ovality
Clear surface
Perfect Inspection Method And Inspection Equipment
100%PMI test
100%Hydraulic test
100%Inner cleaned by sponge
100%Dimension test
100%Surface test
Quality of precision drawn tubing is same to precision rolling.
Application:
Various structural parts, tools and mechanical parts